What is the Least Common Multiple of 63005 and 63021?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least Common Multiple of 63005 and 63021 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 63005 and 63021, than apply into the LCM equation.

GCF(63005,63021) = 1
LCM(63005,63021) = ( 63005 × 63021) / 1
LCM(63005,63021) = 3970638105 / 1
LCM(63005,63021) = 3970638105

Least Common Multiple (LCM) of 63005 and 63021 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 63005 and 63021. First we will calculate the prime factors of 63005 and 63021.

Prime Factorization of 63005

Prime Factorization of 63021

Now multiplying the highest exponent prime factors to calculate the LCM of 63005 and 63021.

LCM(63005,63021) = 5¹ × 12601¹ × 3¹ × 7¹ × 3001¹
LCM(63005,63021) = 3970638105